Finding the Fourth Proportional to 2,282,950,403.28, 3,150,487,680.84 and 1,239,908,867.28
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Solution
The fourth proportional to 2,282,950,403.28, 3,150,487,680.84 and 1,239,908,867.28 is: 1,711,082,994.23
Step by Step Solution
- Step 1: Write the proportion equation
2,282,950,403.28 : 3,150,487,680.84 = 1,239,908,867.28 : x - Step 2: Convert to fraction form
2,282,950,403.28/3,150,487,680.84 = 1,239,908,867.28/x - Step 3: Cross multiply
2,282,950,403.28x = 3,150,487,680.84 × 1,239,908,867.28 - Step 4: Simplify right side
2,282,950,403.28x = 3,906,317,611,729,918,464 - Step 5: Solve for x
x = 3,906,317,611,729,918,464/2,282,950,403.28 - Step 6: Final answer
x = 1,711,082,994.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.